/*
  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.
*/

/*
  ServerListView is derived from TDEListView and implements custom
  drag'n'drop behavior needed in ServerListDialog.

  Copyright (C) 2006 Eike Hein <hein@kde.org>
*/

#include "serverlistview.h"

#include <tqdragobject.h>
#include <kdebug.h>


ServerListView::ServerListView(TQWidget *parent)
    : TDEListView(parent)
{
}

ServerListView::~ServerListView()
{
}

TQPtrList<TQListViewItem> ServerListView::selectedServerListItems()
{

    TQPtrList<TQListViewItem> selectedItems = TDEListView::selectedItems();
    TQPtrList<TQListViewItem> selectedServerListItems;

    TQListViewItem* item = selectedItems.first();

    while (item)
    {
        if (item->parent())
        {
            if (!item->parent()->isSelected())
                selectedServerListItems.append(item);
        }
        else
        {
            selectedServerListItems.append(item);
        }

        item = selectedItems.next();
    }

    return selectedServerListItems;
}

void ServerListView::findDrop(const TQPoint &pos, TQListViewItem *&parent, TQListViewItem *&after)
{
    TQPoint p (contentsToViewport(pos));

    // Get the position to put it in
    TQListViewItem *atpos = itemAt(p);

    TQListViewItem *above;
    if (!atpos) // put it at the end
        above = lastItem();
    else
    {
        // Get the closest item before us ('atpos' or the one above, if any)
        if (p.y() - itemRect(atpos).topLeft().y() < (atpos->height()/2))
            above = atpos->itemAbove();
        else
            above = atpos;
    }

    if (above)
    {
        if (above->firstChild())
        {
            after = above;
            parent = after->parent();
            return;
        }
        else
        {
            after = above->parent();
            parent = after ? after->parent() : 0L;
            return;
        }
    }
    // set as sibling
    after = above;
    parent = after ? after->parent() : 0L;
}

TQDragObject* ServerListView::dragObject()
{
    if (!currentItem())
        return 0;

    TQPtrList<TQListViewItem> selected = selectedItems();
    TQListViewItem* item = selected.first();

    while (item)
    {
        if (!item->dragEnabled())
            return 0;

        item = selected.next();
    }

    return new TQStoredDrag("application/x-qlistviewitem", viewport());
}

#include "serverlistview.moc"